<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <!-- 上述3个meta标签*必须*放在最前面，任何其他内容都*必须*跟随其后！ -->
    <title>Bootstrap 101 Template</title>

    <!-- Bootstrap -->
    <link href="./lib/bootstrap/css/bootstrap.css" rel="stylesheet">

    <!-- HTML5 shim 和 Respond.js 是为了让 IE8 支持 HTML5 元素和媒体查询（media queries）功能 -->
    <!-- 警告：通过 file:// 协议（就是直接将 html 页面拖拽到浏览器中）访问页面时 Respond.js 不起作用 -->
    <!--[if lt IE 9]>
      <script src="https://cdn.jsdelivr.net/npm/html5shiv@3.7.3/dist/html5shiv.min.js"></script>
      <script src="https://cdn.jsdelivr.net/npm/respond.js@1.4.2/dest/respond.min.js"></script>
    <![endif]-->
</head>

<body>
    

    <nav class="navbar navbar-default">
        <div class="container-fluid">

            <div class="navbar-header">
                <button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
                    data-target="#bs-example-navbar-collapse-1">
                    <span class="sr-only">Toggle navigation</span>
                    <span class="icon-bar"></span>
                    <span class="icon-bar"></span>
                    <span class="icon-bar"></span>
                </button>
                <a class="navbar-brand" href="#">Brand</a>
            </div>

            <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
                <ul class="nav navbar-nav">
                    <li class="active"><a href="#">Link <span class="sr-only">(current)</span></a></li>
                    <li><a href="#">Link</a></li>
                    <li class="dropdown">
                        <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button">Dropdown <span
                                class="caret"></span></a>
                        <ul class="dropdown-menu">
                            <li><a href="#">Action</a></li>
                            <li><a href="#">Another action</a></li>
                            <li><a href="#">Something else here</a></li>
                            <li role="separator" class="divider"></li>
                            <li><a href="#">Separated link</a></li>
                            <li role="separator" class="divider"></li>
                            <li><a href="#">One more separated link</a></li>
                        </ul>
                    </li>
                </ul>
                <form class="navbar-form navbar-left">
                    <div class="form-group">
                        <input type="text" class="form-control" placeholder="Search">
                    </div>
                    <button type="submit" class="btn btn-default">Submit</button>
                </form>
                <ul class="nav navbar-nav navbar-right">
                    <li><a href="#">Link</a></li>
                    <li class="dropdown">
                        <a href="#" class="dropdown-toggle" data-toggle="dropdown">Dropdown <span
                                class="caret"></span></a>
                        <ul class="dropdown-menu">
                            <li><a href="#">Action</a></li>
                            <li><a href="#">Another action</a></li>
                            <li><a href="#">Something else here</a></li>
                            <li role="separator" class="divider"></li>
                            <li><a href="#">Separated link</a></li>
                        </ul>
                    </li>
                </ul>
            </div>
        </div>
    </nav>

    <div class="container">
        <form>
            <div class="form-group">
                <label for="111">Email address</label>
                <input type="email" class="form-control" id="111" placeholder="Email">
            </div>

            <div class="form-group">
                <label for="222">Password</label>
                <input type="password" class="form-control" id="222" placeholder="Password">
            </div>

            <div class="form-group">
                <label for="333">File input</label>
                <input type="file" id="333">
                <p class="help-block">Example block-level help text here.</p>
            </div>

            <div class="checkbox">
                <label>
                    <input type="checkbox"> Check me out
                </label>
            </div>
            <button type="submit" class="btn btn-default">Submit</button>
        </form>
        <button data-toggle="modal" data-target="#hh">显示</button>
        <div class="modal fade" id="hh">
            <div class="modal-dialog">
                <div class="modal-content">
                    <form>
                        <div class="modal-header">
                            <button type="button" class="close" data-dismiss="modal">
                                <span>&times;</span></button>

                            <h4 class="modal-title">用户</h4>
                        </div>
                        <div class="modal-body">
                            <div class="form-group">
                                <label for="ccc">用户名</label>
                                <input type="text" class="form-control" id="ccc" placeholder="请输入用户名">
                            </div>

                            <div class="form-group">
                                <label for="bbb">密码</label>
                                <input type="password" class="form-control" id="bbb" placeholder="请输入密码">
                            </div>

                            <div class="form-group">
                                <label for="aaa">QQ邮箱</label>
                                <input type="email" class="form-control" id="aaa" placeholder="请输入邮箱地址">
                            </div>

                            <div class="checkbox">
                                <label>
                                    <input type="checkbox">记住密码
                                </label>
                            </div>
                        </div>
                        <div class="modal-footer">
                            <button type="submit" class="btn btn-default">登录</button>
                        </div>
                    </form>
                </div>
            </div>
        </div>
    </div>
    <!-- jQuery (Bootstrap 的所有 JavaScript 插件都依赖 jQuery，所以必须放在前边) -->
    <script src="./lib/jquery.min.js"></script>
    <!-- 加载 Bootstrap 的所有 JavaScript 插件。你也可以根据需要只加载单个插件。 -->
    <script src="./lib/bootstrap/js/bootstrap.js"></script>
</body>

</html>